Jheryl Williams is a key contributor and valuable employee within the Enterprise Server Group at Western Digital. He consistently meets expectations in testing, developing test plans, providing engineering support, and creating documentation. He is proactive in communicating with engineers to resolve issues and ensures testing meets customer requirements. Jheryl also presented his knowledge to other departments and demonstrated strong trace analysis and debugging skills. His work is thorough and he is able to manage other engineers and technicians during validation efforts. Jheryl's skills are appreciated by his peers and management, and his abilities are expected to continue growing.

1. To Whom It May Concern:
I am writing this letter as a reference for Jheryl Williams. I have had the pleasure of working alongside
Jheryl during his entry level, I have had the opportunity to observe his professional skills grow as well as
interpersonal style. Jheryl is a key contributor within the Enterprise Server Group of Western Digital. He
did excellent work here, consistently meeting expectations in test debug, trace capture and analysis,
developing test plans, providing general Engineering support, creating test procedures and
documentation, and is a key contributor to the growth of this department.
He is proactive in communicating with WD Engineers in resolving technical issues and roadblocks in
order to complete customer qualification test schedules, and ensures that testing are in accordance with
their requirements. He instrumented resolutions to customer issues thereby meeting their
expectations. He takes initiative and presented his knowledge of enterprise disc drive interoperability to
other departments. In addition, Jheryl demonstrated a high level of trace analysis for SAS and SATA
protocol and is an invaluable key in our debugging efforts during drive program validations for general
distribution and tier 1 OEM customers. Finally, he demonstrated the ability to manage engineers and
technicians assigned to him in multiple drive program drive validation and qualification efforts,
engagement with program management, firmware, and customer/sales teams. His efforts are
thorough, he anticipates issues that may arise in the field and adjusts his efforts accordingly.
His skill is highly professional and is appreciated by his peers and management team as well. Jheryl’s
knowledge and aptitude combined with his personal approach deserves serious consideration. I have no
doubts that this abilities will continue to grow.
If you have any questions, please feel free to contact me at: 949-672-6398
Sincerely,
Cuong Van Quach
Principle Engineer @WDC